Deuteronomy 8:2

In Deuteronomy 8 of Deuteronomy.

And thou shalt remember all the way which the LORD thy God led thee these forty years in the wilderness, to humble thee, and to prove thee, to know what was in thine heart, whether thou wouldest keep his commandments, or no.

The King James Version (1769) is in the public domain in the United States.